Operating Environment:

Ambient temperature: -10 ºC ~ +55 ºC
Storage temperature: -25 ºC ~ +55 ºC
Relative humidity: not more than 85%
Location of use No explosive atmospheres are permitted
surrounding medium should not contain water vapor
Outdoor use should have wind and rain facilities.
Indoor use can not be blew directly by fan.

Main features:
Universal torch: Adjust the welding radius to adapt to different diameters of round hole
Mounting support: Connect the support flange to fix the unit
Operation: Turn on the unit, including welding machine (welding switch to be opened)
Rotary switch: Spindle only moves without rotation when the switch is closed
Inching: pressed: dry run; released: welder doesn't work
Direction: Direction of axial feed of the torch
Welding switch: turn on: welder works, turn off: welder does not work
High speed: press and then press the inching button, the axial movement can be faster.
Digital display: 0 --- 100, does not represent the actual speed, only shows fast or slow
Speed adjustment: adjust the operating speed, the greater number represents faster speed
Power switch: main power switch
Welder control: connected with the welding machine control cable
Technical Features: Small size and light weight, can be worked with either MIG welder with Euro standard interface 
Note: Check the switch position before running. Rotary switch can not be turned on in linear operation.